The invention discloses a side pedal for an automobile. The side pedal comprises a vertical plate, wherein the side surface of the vertical plate is connected with a first pedal main body and a second pedal main body separately; a plurality of reinforcing rib plates are connected between the first pedal main body and the second pedal main body and are in an X form; the top surface of the second pedal main body inclines upwards, the top surface of the second pedal main body is in a wave form, and the bottom surface of the second pedal main body is parallel to the first pedal main body; a rubber pad is attached to the top surface of the second pedal main body; the top end of the vertical plate is bent outwards to form an installation plate; and a plurality of installation holes are formed in the installation plate. The side pedal for the automobile is higher in structural stiffness, is capable of bearing relatively high load, is not easy to shake or break, and is relatively light in whole weight, good in non-skid property and high in use comfort.